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MMLU-Pro / 11675 / Air is introduced through a nozzle into a tank of water to form astream of…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Air is introduced through a nozzle into a tank of water to form astream of bubbles. If the bubbles are intended to have a diameterof 2 mm, calculate by how much the pressure of theair at the nozzle must exceed that of the surrounding water. Assume that \sigma = 72.7 × 10^-3 N m^-1.

category

engineering

options

  1. 50 N m^-1
  2. 143.4 N m^-1
  3. 125.6 N m^-1
  4. 180 N m^-1
  5. 215.1 N m^-1
  6. 72.7 N m^-1
  7. 87.3 N m^-1
  8. 100 N m^-1
  9. 190.2 N m^-1
  10. 160.8 N m^-1

src

stemez-FluidMechanics

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Source and history

upstream_id / Original problem ID
11675
task_id
446253b0-59de-5812-ad10-b64506727760
task_key
default--test--11675
task_revision_id
1
config / split
default / test

Official source

initial import